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绳子不但与生活息息相关,而且与数学情意深长．现采撷数例“绳子数学”,以飨读者． 1．古代记数从绳开始古代的伏羲氏,以结绳进行记数(如图1),即在绳子上打一个结表示一个数,这在当时所起的作用是非常大的．平淡无奇的绳子里联系着人类
The rope is not only closely related to life, but also has deep feelings in mathematics. There are several examples of “rope mathematics” for readers. 1. The Ancient Counts began with the ropes of the ancient Fushi and counted them with knot ropes (Fig. 1). That is, playing a knot on the rope represents a number. This played a very large role at that time. The bluish rope links humans